/* ================================================================
   AUH Consulting — Design System
   Typography: Linear Design System (Inter substitute)
   Colors & Buttons: Stripe Design System
   ================================================================ */

/* ----------------------------------------------------------------
   Custom Properties
   ---------------------------------------------------------------- */
:root {
  /* Stripe Color Palette */
  --c-primary:         #533afd;
  --c-primary-deep:    #4434d4;
  --c-primary-press:   #2e2b8c;
  --c-primary-soft:    #665efd;
  --c-primary-subdued: #b9b9f9;
  --c-brand-dark:      #1c1e54;
  --c-ink:             #0d253d;
  --c-ink-secondary:   #273951;
  --c-ink-muted:       #64748d;
  --c-on-primary:      #ffffff;
  --c-canvas:          #ffffff;
  --c-canvas-soft:     #f6f9fc;
  --c-canvas-cream:    #f5e9d4;
  --c-hairline:        #e3e8ee;
  --c-hairline-input:  #a8c3de;
  --c-ruby:            #ea2261;
  --c-magenta:         #f96bee;
  --c-lemon:           #f5d07a;

  /* Linear Typography Stack */
  --font-display: 'Inter', 'SF Pro Display', system-ui, -apple-system, sans-serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;

  /* Spacing Scale */
  --sp-xxs:     2px;
  --sp-xs:      4px;
  --sp-sm:      8px;
  --sp-md:      12px;
  --sp-lg:      16px;
  --sp-xl:      24px;
  --sp-xxl:     32px;
  --sp-huge:    64px;
  --sp-section: 96px;

  /* Border Radius */
  --r-xs:   4px;
  --r-sm:   6px;
  --r-md:   8px;
  --r-lg:   12px;
  --r-xl:   16px;
  --r-xxl:  24px;
  --r-pill: 9999px;

  /* Elevation */
  --shadow-xs: 0 1px 2px rgba(0,55,112,.06);
  --shadow-sm: 0 1px 3px rgba(0,55,112,.08);
  --shadow-md: 0 8px 24px rgba(0,55,112,.08), 0 2px 6px rgba(0,55,112,.04);
  --shadow-lg: 0 16px 48px rgba(0,55,112,.10), 0 4px 12px rgba(0,55,112,.06);
  --shadow-primary: 0 4px 20px rgba(83,58,253,.30);

  /* Container */
  --container: 1200px;
  --nav-height: 64px;
}

/* ================================================================
   Reset
   ================================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.55;
  color: var(--c-ink);
  background: var(--c-canvas);
}

img, svg { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, textarea, select { font: inherit; }

/* ================================================================
   Typography — Linear Scale
   ================================================================ */

.t-display-xl {
  font-family: var(--font-display);
  font-size: clamp(44px, 6vw, 80px);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.04em;
  color: var(--c-ink);
}

.t-display-lg {
  font-family: var(--font-display);
  font-size: clamp(34px, 4.5vw, 56px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.032em;
  color: var(--c-ink);
}

.t-display-md {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -0.024em;
  color: var(--c-ink);
}

.t-headline {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--c-ink);
}

.t-card-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.28;
  letter-spacing: -0.018em;
  color: var(--c-ink);
}

.t-body-lg {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.60;
  letter-spacing: -0.005em;
}

.t-body {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.60;
}

.t-body-sm {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.55;
}

.t-eyebrow {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.30;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.t-caption {
  font-size: 12px;
  font-weight: 400;
  line-height: 1.40;
}

/* Color helpers */
.c-ink         { color: var(--c-ink); }
.c-secondary   { color: var(--c-ink-secondary); }
.c-muted       { color: var(--c-ink-muted); }
.c-primary     { color: var(--c-primary); }
.c-white       { color: #ffffff; }
.c-white-muted { color: rgba(255,255,255,.65); }

/* ================================================================
   Layout
   ================================================================ */

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--sp-xl);
  padding-right: var(--sp-xl);
}

.section       { padding-top: var(--sp-section); padding-bottom: var(--sp-section); }
.section-sm    { padding-top: 64px; padding-bottom: 64px; }
.section-top   { padding-top: var(--sp-section); }
.section-bottom { padding-bottom: var(--sp-section); }

/* ================================================================
   Buttons — Stripe pill style
   ================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  line-height: 1;
  border-radius: var(--r-pill);
  padding: 12px 24px;
  transition: background .16s ease, color .16s ease, box-shadow .16s ease, transform .12s ease, border-color .16s ease;
  white-space: nowrap;
  cursor: pointer;
  border: 1.5px solid transparent;
}

.btn-primary {
  background: var(--c-primary);
  color: var(--c-on-primary);
  border-color: var(--c-primary);
}
.btn-primary:hover {
  background: var(--c-primary-deep);
  border-color: var(--c-primary-deep);
  box-shadow: var(--shadow-primary);
  transform: translateY(-1px);
}
.btn-primary:active {
  background: var(--c-primary-press);
  border-color: var(--c-primary-press);
  transform: translateY(0);
  box-shadow: none;
}

.btn-outline {
  background: transparent;
  color: var(--c-primary);
  border-color: var(--c-primary);
}
.btn-outline:hover {
  background: rgba(83,58,253,.06);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--c-ink-secondary);
  border-color: var(--c-hairline);
}
.btn-ghost:hover {
  background: var(--c-canvas-soft);
  border-color: var(--c-ink-secondary);
  color: var(--c-ink);
}

.btn-dark {
  background: var(--c-brand-dark);
  color: var(--c-on-primary);
  border-color: var(--c-brand-dark);
}
.btn-dark:hover {
  background: #242768;
  border-color: #242768;
  transform: translateY(-1px);
}

.btn-white {
  background: #ffffff;
  color: var(--c-ink);
  border-color: #ffffff;
}
.btn-white:hover {
  background: rgba(255,255,255,.9);
  transform: translateY(-1px);
}

.btn-sm  { font-size: 14px; padding: 8px 16px; }
.btn-lg  { font-size: 17px; padding: 14px 30px; }
.btn-xl  { font-size: 17px; padding: 16px 36px; }

/* ================================================================
   Tag / Eyebrow Pill
   ================================================================ */

.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-xs);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  background: var(--c-primary-subdued);
  color: var(--c-primary-deep);
}

.tag-dark {
  background: rgba(255,255,255,.15);
  color: rgba(255,255,255,.85);
}

/* ================================================================
   Navigation
   ================================================================ */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--c-hairline);
  transition: background .2s, box-shadow .2s;
}

.nav.scrolled {
  background: rgba(255,255,255,.96);
  box-shadow: 0 1px 0 var(--c-hairline), var(--shadow-xs);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--sp-xxl);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  flex-shrink: 0;
}

.nav-logo img {
  height: 34px;
  width: auto;
  object-fit: contain;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--c-ink);
  letter-spacing: -0.025em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-xxl);
  flex: 1;
  justify-content: center;
}

.nav-links a {
  font-size: 15px;
  font-weight: 400;
  color: var(--c-ink-muted);
  transition: color .14s;
  position: relative;
}

.nav-links a:hover { color: var(--c-ink); }

.nav-links a.active {
  color: var(--c-ink);
  font-weight: 500;
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0; right: 0;
  height: 2px;
  background: var(--c-primary);
  border-radius: var(--r-pill);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  flex-shrink: 0;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--sp-sm);
  border-radius: var(--r-md);
  transition: background .14s;
}

.nav-hamburger:hover { background: var(--c-canvas-soft); }

.nav-hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--c-ink);
  border-radius: var(--r-pill);
  transition: all .2s ease;
}

.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav drawer */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: var(--c-canvas);
  border-bottom: 1px solid var(--c-hairline);
  box-shadow: var(--shadow-md);
  padding: var(--sp-lg) var(--sp-xl) var(--sp-xl);
  z-index: 999;
}

.nav-mobile.open { display: block; }

.nav-mobile a {
  display: block;
  padding: 12px 0;
  font-size: 16px;
  font-weight: 400;
  color: var(--c-ink-secondary);
  border-bottom: 1px solid var(--c-hairline);
  transition: color .14s;
}

.nav-mobile a:last-of-type { border-bottom: none; }
.nav-mobile a:hover { color: var(--c-primary); }

.nav-mobile-cta {
  margin-top: var(--sp-xl);
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
}

/* ================================================================
   Hero — Home Page
   ================================================================ */

.hero-mesh {
  background:
    radial-gradient(ellipse 90% 70% at 12% -5%,  rgba(245,208,122,.55) 0%, transparent 55%),
    radial-gradient(ellipse 70% 80% at 88%  3%,  rgba(249,107,238,.32) 0%, transparent 50%),
    radial-gradient(ellipse 80% 55% at 50% -8%,  rgba(185,185,249,.65) 0%, transparent 60%),
    radial-gradient(ellipse 55% 65% at 95% 50%,  rgba(83, 58,253,.18) 0%, transparent 55%),
    radial-gradient(ellipse 45% 70% at  3% 65%,  rgba(234, 34, 97,.10) 0%, transparent 50%),
    var(--c-canvas);
}

.hero {
  padding-top: calc(var(--nav-height) + 80px);
  padding-bottom: var(--sp-section);
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-tag { margin-bottom: var(--sp-xl); }

.hero-headline {
  margin-bottom: var(--sp-xl);
}

.hero-sub {
  max-width: 600px;
  margin: 0 auto var(--sp-xxl);
  color: var(--c-ink-muted);
}

.hero-actions {
  display: flex;
  gap: var(--sp-md);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-trust {
  margin-top: 56px;
  padding-top: var(--sp-xxl);
  border-top: 1px solid var(--c-hairline);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-xxl);
  flex-wrap: wrap;
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  font-size: 14px;
  color: var(--c-ink-muted);
}

.hero-trust-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-primary);
  flex-shrink: 0;
}

/* ================================================================
   Stats Bar
   ================================================================ */

.stats-bar {
  background: var(--c-canvas-soft);
  border-top: 1px solid var(--c-hairline);
  border-bottom: 1px solid var(--c-hairline);
  padding: 48px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-xl);
}

.stat-item {
  text-align: center;
  padding: 0 var(--sp-xl);
  border-right: 1px solid var(--c-hairline);
}

.stat-item:last-child { border-right: none; }

.stat-number {
  font-family: var(--font-display);
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--c-ink);
  margin-bottom: var(--sp-sm);
}

.stat-number em {
  font-style: normal;
  color: var(--c-primary);
}

.stat-label {
  font-size: 14px;
  color: var(--c-ink-muted);
  font-weight: 400;
}

/* ================================================================
   Section Header
   ================================================================ */

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--sp-huge);
}

.section-header .tag {
  margin-bottom: var(--sp-lg);
}

.section-header h2 {
  margin-bottom: var(--sp-lg);
}

.section-header p {
  color: var(--c-ink-muted);
}

/* ================================================================
   Cards
   ================================================================ */

.card {
  background: var(--c-canvas);
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-lg);
  padding: var(--sp-xxl);
  transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: rgba(83,58,253,.15);
}

.card-dark {
  background: var(--c-brand-dark);
  border-color: transparent;
  color: var(--c-on-primary);
}

.card-dark:hover {
  border-color: rgba(255,255,255,.15);
  transform: translateY(-3px);
}

.card-cream {
  background: var(--c-canvas-cream);
  border-color: transparent;
}

.card-soft {
  background: var(--c-canvas-soft);
  border-color: var(--c-hairline);
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: rgba(83,58,253,.10);
  border-radius: var(--r-lg);
  color: var(--c-primary);
  margin-bottom: var(--sp-lg);
  flex-shrink: 0;
}

.card-icon svg { width: 22px; height: 22px; }

.card-icon-sm {
  width: 36px;
  height: 36px;
  border-radius: var(--r-md);
}

.card-icon-sm svg { width: 17px; height: 17px; }

/* ================================================================
   Services Grid
   ================================================================ */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-xl);
}

.service-card {
  position: relative;
}

.service-card-title {
  margin-bottom: var(--sp-sm);
}

.service-card-body {
  color: var(--c-ink-muted);
  font-size: 15px;
  line-height: 1.65;
  margin-bottom: var(--sp-lg);
}

.service-card-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-xs);
  margin-top: auto;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-xs);
  font-size: 14px;
  font-weight: 500;
  color: var(--c-primary);
  margin-top: var(--sp-lg);
  transition: gap .14s;
}

.service-card-link:hover { gap: var(--sp-sm); }

/* ================================================================
   Tech Pill
   ================================================================ */

.tech-pill {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 500;
  color: var(--c-ink-secondary);
  background: var(--c-canvas-soft);
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-pill);
  padding: 4px 10px;
  transition: border-color .14s, color .14s;
  white-space: nowrap;
}

.tech-pill:hover {
  border-color: var(--c-primary-subdued);
  color: var(--c-primary);
}

/* ================================================================
   Tech Stack Section
   ================================================================ */

.tech-stack-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-md);
}

.tech-stack-item {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--c-ink-secondary);
  background: var(--c-canvas-soft);
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-lg);
  padding: 10px 18px;
  transition: border-color .14s, color .14s, background .14s;
}

.tech-stack-item:hover {
  border-color: var(--c-primary-subdued);
  color: var(--c-primary);
  background: rgba(83,58,253,.04);
}

/* ================================================================
   CTA Banner
   ================================================================ */

.cta-banner {
  background: var(--c-brand-dark);
  border-radius: var(--r-xxl);
  padding: 72px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 10% 50%, rgba(83,58,253,.40) 0%, transparent 60%),
    radial-gradient(ellipse 60% 70% at 90% 50%, rgba(249,107,238,.22) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 50% 0%,  rgba(185,185,249,.20) 0%, transparent 60%);
  pointer-events: none;
}

.cta-banner > * { position: relative; z-index: 1; }

.cta-banner .tag-dark { margin-bottom: var(--sp-xl); }
.cta-banner h2 { color: #fff; margin-bottom: var(--sp-lg); }
.cta-banner p  { color: rgba(255,255,255,.65); max-width: 520px; margin: 0 auto var(--sp-xxl); }

.cta-banner-actions {
  display: flex;
  gap: var(--sp-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ================================================================
   About Section (Home)
   ================================================================ */

.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-content .tag { margin-bottom: var(--sp-xl); }
.about-content h2   { margin-bottom: var(--sp-xl); }
.about-content p    { color: var(--c-ink-muted); margin-bottom: var(--sp-xl); }

.about-credentials {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
  margin-top: var(--sp-xxl);
}

.credential-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-md);
  padding: var(--sp-lg);
  border-radius: var(--r-md);
  background: var(--c-canvas-soft);
  border: 1px solid var(--c-hairline);
}

.credential-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-primary);
  margin-top: 6px;
  flex-shrink: 0;
}

.credential-text {
  font-size: 15px;
  color: var(--c-ink-secondary);
  line-height: 1.55;
}

.credential-text strong {
  color: var(--c-ink);
  font-weight: 600;
  display: block;
  font-size: 13px;
  margin-bottom: 2px;
}

.about-visual {
  position: relative;
}

.about-card-stack {
  display: flex;
  flex-direction: column;
  gap: var(--sp-lg);
}

.about-stat-card {
  padding: var(--sp-xl) var(--sp-xxl);
  background: var(--c-canvas);
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-lg);
  display: flex;
  align-items: center;
  gap: var(--sp-xl);
  box-shadow: var(--shadow-sm);
}

.about-stat-card-num {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--c-primary);
  flex-shrink: 0;
  line-height: 1;
}

.about-stat-card-text strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 3px;
}

.about-stat-card-text span {
  font-size: 13px;
  color: var(--c-ink-muted);
}

/* ================================================================
   Industries Section
   ================================================================ */

.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-lg);
}

.industry-card {
  text-align: center;
  padding: var(--sp-xxl) var(--sp-xl);
  border-radius: var(--r-lg);
  background: var(--c-canvas-soft);
  border: 1px solid var(--c-hairline);
  transition: box-shadow .2s, transform .2s;
}

.industry-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.industry-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: rgba(83,58,253,.10);
  border-radius: var(--r-lg);
  color: var(--c-primary);
  margin: 0 auto var(--sp-lg);
}

.industry-icon svg { width: 24px; height: 24px; }

.industry-card h3 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--c-ink);
  margin-bottom: var(--sp-sm);
}

.industry-card p {
  font-size: 13px;
  color: var(--c-ink-muted);
  line-height: 1.55;
}

/* ================================================================
   Process Steps
   ================================================================ */

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-xl);
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: var(--c-hairline);
  z-index: 0;
}

.process-step {
  position: relative;
  z-index: 1;
  text-align: center;
}

.process-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--c-canvas);
  border: 2px solid var(--c-hairline);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-primary);
  margin: 0 auto var(--sp-lg);
  transition: border-color .15s, background .15s;
}

.process-step:hover .process-number {
  border-color: var(--c-primary);
  background: rgba(83,58,253,.06);
}

.process-step h3 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--c-ink);
  margin-bottom: var(--sp-sm);
}

.process-step p {
  font-size: 14px;
  color: var(--c-ink-muted);
  line-height: 1.60;
}

/* ================================================================
   Page Hero (inner pages)
   ================================================================ */

.page-hero {
  padding-top: calc(var(--nav-height) + 72px);
  padding-bottom: 72px;
}

.page-hero-inner {
  max-width: 720px;
}

.page-hero .tag { margin-bottom: var(--sp-xl); }
.page-hero h1   { margin-bottom: var(--sp-xl); }
.page-hero p    { color: var(--c-ink-muted); max-width: 560px; }

/* ================================================================
   About Page
   ================================================================ */

.about-page-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.about-page-photo {
  position: sticky;
  top: calc(var(--nav-height) + var(--sp-xl));
}

.about-photo-frame {
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--c-canvas-soft);
  border: 1px solid var(--c-hairline);
  aspect-ratio: 4 / 5;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-photo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-md);
  padding: var(--sp-xxl);
  text-align: center;
}

.about-photo-placeholder .avatar-ring {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: rgba(83,58,253,.10);
  border: 3px solid rgba(83,58,253,.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-primary);
}

.about-photo-placeholder .avatar-ring svg {
  width: 44px;
  height: 44px;
}

.about-page-content h2 {
  margin-bottom: var(--sp-xl);
}

.about-page-content p {
  color: var(--c-ink-muted);
  margin-bottom: var(--sp-xl);
  font-size: 16px;
  line-height: 1.75;
}

.credentials-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
  margin: var(--sp-xxl) 0;
}

.credential-row {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-lg);
  padding: var(--sp-xl);
  background: var(--c-canvas-soft);
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-lg);
}

.credential-row-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--r-md);
  background: rgba(83,58,253,.10);
  color: var(--c-primary);
  flex-shrink: 0;
}

.credential-row-icon svg { width: 18px; height: 18px; }

.credential-row-body strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 4px;
}

.credential-row-body span {
  font-size: 14px;
  color: var(--c-ink-muted);
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-lg);
  margin: var(--sp-xxl) 0;
}

.value-card {
  padding: var(--sp-xl);
  background: var(--c-canvas-soft);
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-lg);
}

.value-card h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: var(--sp-sm);
  letter-spacing: -0.01em;
}

.value-card p {
  font-size: 14px;
  color: var(--c-ink-muted);
  line-height: 1.60;
  margin: 0;
}

/* ================================================================
   Contact Page
   ================================================================ */

.contact-split {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}

.contact-info-sticky {
  position: sticky;
  top: calc(var(--nav-height) + var(--sp-xl));
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-lg);
  margin-bottom: var(--sp-xxl);
}

.contact-detail-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-md);
  background: rgba(83,58,253,.10);
  color: var(--c-primary);
  flex-shrink: 0;
}

.contact-detail-icon svg { width: 20px; height: 20px; }

.contact-detail h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-ink);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.contact-detail p,
.contact-detail a {
  font-size: 15px;
  color: var(--c-ink-muted);
  line-height: 1.55;
  transition: color .14s;
}

.contact-detail a:hover { color: var(--c-primary); }

/* Form */
.contact-form-card {
  background: var(--c-canvas);
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-xl);
  padding: var(--sp-xxl);
  box-shadow: var(--shadow-sm);
}

.form-group { margin-bottom: var(--sp-xl); }

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--c-ink);
  margin-bottom: var(--sp-sm);
  letter-spacing: -0.005em;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--c-ink);
  background: var(--c-canvas);
  border: 1.5px solid var(--c-hairline-input);
  border-radius: var(--r-sm);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  -webkit-appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--c-ink-muted);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(83,58,253,.12);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-xl);
}

/* ================================================================
   Footer
   ================================================================ */

.footer {
  background: var(--c-canvas);
  border-top: 1px solid var(--c-hairline);
  padding: 72px 0 var(--sp-xxl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1fr;
  gap: 64px;
  margin-bottom: 56px;
}

.footer-brand-desc {
  font-size: 15px;
  color: var(--c-ink-muted);
  line-height: 1.70;
  margin-top: var(--sp-lg);
  margin-bottom: var(--sp-xl);
  max-width: 260px;
}

.footer-social {
  display: flex;
  gap: var(--sp-sm);
  margin-top: var(--sp-xl);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--r-md);
  border: 1px solid var(--c-hairline);
  color: var(--c-ink-muted);
  transition: border-color .14s, color .14s, background .14s;
}

.footer-social a:hover {
  border-color: var(--c-primary-subdued);
  color: var(--c-primary);
  background: rgba(83,58,253,.05);
}

.footer-social svg { width: 16px; height: 16px; }

.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--c-ink);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--sp-lg);
}

.footer-col ul li { margin-bottom: var(--sp-sm); }

.footer-col ul li a {
  font-size: 14px;
  color: var(--c-ink-muted);
  transition: color .14s;
}

.footer-col ul li a:hover { color: var(--c-ink); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--sp-xl);
  border-top: 1px solid var(--c-hairline);
  gap: var(--sp-xl);
  flex-wrap: wrap;
}

.footer-bottom p,
.footer-bottom a {
  font-size: 13px;
  color: var(--c-ink-muted);
}

.footer-bottom a:hover { color: var(--c-ink); }

.footer-bottom-links {
  display: flex;
  gap: var(--sp-xl);
}

/* ================================================================
   Services Full Page
   ================================================================ */

.services-full-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-xl);
}

.service-full-card {
  padding: var(--sp-xxl);
  background: var(--c-canvas);
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-lg);
  transition: box-shadow .2s, transform .2s, border-color .2s;
}

.service-full-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: rgba(83,58,253,.15);
}

.service-full-header {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-lg);
  margin-bottom: var(--sp-xl);
}

.service-full-title-block h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.018em;
  color: var(--c-ink);
  margin-bottom: 6px;
}

.service-full-title-block p {
  font-size: 13px;
  color: var(--c-ink-muted);
  font-weight: 400;
}

.service-full-desc {
  font-size: 15px;
  color: var(--c-ink-muted);
  line-height: 1.70;
  margin-bottom: var(--sp-xl);
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-xl);
}

.service-feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-md);
  font-size: 14px;
  color: var(--c-ink-secondary);
  line-height: 1.55;
}

.service-feature-item::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-primary);
  margin-top: 7px;
  flex-shrink: 0;
}

.service-full-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-xs);
}

/* ================================================================
   Utilities
   ================================================================ */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

.divider {
  height: 1px;
  background: var(--c-hairline);
  margin: var(--sp-section) 0;
}

/* ================================================================
   Responsive Breakpoints
   ================================================================ */

@media (max-width: 1100px) {
  .services-grid   { grid-template-columns: repeat(2, 1fr); }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid    { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
  .footer-grid     { grid-template-columns: 1fr 1fr; gap: var(--sp-xxl); }
}

@media (max-width: 900px) {
  .about-split        { grid-template-columns: 1fr; gap: var(--sp-xxl); }
  .about-page-grid    { grid-template-columns: 1fr; gap: var(--sp-xxl); }
  .about-page-photo   { position: static; }
  .services-full-grid { grid-template-columns: 1fr; }
  .contact-split      { grid-template-columns: 1fr; gap: var(--sp-xxl); }
  .contact-info-sticky { position: static; }
  .stats-grid         { grid-template-columns: repeat(2, 1fr); }
  .stat-item          { border-right: none; border-bottom: 1px solid var(--c-hairline); padding-bottom: var(--sp-xl); }
  .stat-item:nth-child(2n) { border-bottom: 1px solid var(--c-hairline); }
  .stat-item:last-child    { border-bottom: none; }
}

@media (max-width: 768px) {
  :root {
    --sp-section: 64px;
    --container: 100%;
  }

  .nav-links,
  .nav-actions { display: none; }
  .nav-hamburger { display: flex; }

  .services-grid    { grid-template-columns: 1fr; }
  .industries-grid  { grid-template-columns: repeat(2, 1fr); }
  .process-grid     { grid-template-columns: 1fr; }
  .values-grid      { grid-template-columns: 1fr; }
  .form-row         { grid-template-columns: 1fr; }
  .footer-grid      { grid-template-columns: 1fr 1fr; gap: var(--sp-xxl); }
  .footer-bottom    { flex-direction: column; align-items: flex-start; }
  .footer-bottom-links { flex-direction: column; gap: var(--sp-sm); }
  .cta-banner       { padding: 48px 28px; border-radius: var(--r-xl); }

  .hero { padding-top: calc(var(--nav-height) + 48px); }
  .page-hero { padding-top: calc(var(--nav-height) + 48px); padding-bottom: 48px; }
}

@media (max-width: 480px) {
  .container { padding-left: var(--sp-lg); padding-right: var(--sp-lg); }

  .industries-grid { grid-template-columns: 1fr; }
  .footer-grid     { grid-template-columns: 1fr; }
  .stats-grid      { grid-template-columns: 1fr; }
  .stat-item       { border-right: none; border-bottom: 1px solid var(--c-hairline); }

  .btn-lg, .btn-xl { width: 100%; justify-content: center; }
  .hero-actions    { flex-direction: column; align-items: stretch; }

  .cta-banner-actions { flex-direction: column; align-items: center; }
}